Home / 11,236.80-16,834.14-9,399.72

Finding the Fourth Proportional to 11,236.80, 16,834.14 and 9,399.72

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Solution

The fourth proportional to 11,236.80, 16,834.14 and 9,399.72 is: 14,081.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.80 : 16,834.14 = 9,399.72 : x
  2. Step 2: Convert to fraction form
    11,236.80/16,834.14 = 9,399.72/x
  3. Step 3: Cross multiply
    11,236.80x = 16,834.14 × 9,399.72
  4. Step 4: Simplify right side
    11,236.80x = 158,236,202.44
  5. Step 5: Solve for x
    x = 158,236,202.44/11,236.80
  6. Step 6: Final answer
    x = 14,081.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.